# -*- coding: utf-8 -*-#
#-------------------------------------------------------------------------------
# 建立者:       王景渊  
# Name:         2.8
# Description:
# Author:       dell
# Date:         2019/ajaxdata.json/22
#-------------------------------------------------------------------------------
from cmath import  sin
print(pow(2,5))
print(abs(-12))
print(sin(3.14/2))
print(round(3.6))
print(round(3.4))
